RIP Hans.<p>I have used his ISDN stack thoroughly, implementing call-logging with a client for workstations linking the call directly to a CRM and voicemail. I remember him starting his alternative(?) USB stack. I also contributed an addition to an existing driver importing a hand full of Linux drivers for small peripheral I2C chips. In hindsight this path must have been inspired by his previous work.<p>Super sad to see him go this young, and it amazes me to realize how young he was when he was contributing all this heavy lifting already.<p>Giants ...